baber/WOPTO huggingface dataset:
Patent KR-20040057658-A (KR)
Title: The mobile phone useable regardless of up and down and method the same using
Inventor: WON JONG MUN
IPC: H04B1/40
Filed: 2002-12-26
Abstract: PURPOSE: A mobile communication terminal usable regardless of a top and a bottom is provided to sense whether a user uses a mobile communication terminal in right direction or in upside-down direction, and to generate a control signal for controlling an upward transceiver and a downward transceiver, thereby normally processing both right/upside-down directions. CONSTITUTION: An upper sensor perception portion(50) of a sensor perception device(40) comprises as follows. A pierced path(55) is comprised in a center. The first conductor(51) and the second conductor(52) are comprised on both sides of the pierced path(55). A nonconductor(45) is disposed between the first conductor(51) and the second conductor(52). A lower sensor perception portion(60) comprises as follows. The third conductor(61) is disposed on a lower left side of the pierced path(55). The fourth conductor(62) is disposed on a right side of the pierced path(55). The nonconductor(45) is disposed between the third conductor(61) and the fourth conductor(62).
Patent KR-20040060199-A (KR)
Title: Plasma processing apparatus for filtering harmonic
Inventor: KIM BAEK WON
IPC: H01L21/3065
Filed: 2002-12-30
Abstract: PURPOSE: A plasma processing system for filtering harmonics is provided to stabilize plasma within a chamber and reduce defects due to particles by using a harmonic filter to remove harmonic elements from RF signals. CONSTITUTION: A plasma processing system for filtering harmonics includes an RF generator and a harmonic filter. The RF generator(130) is used for generating RF signals to form plasma. The harmonic filter(140) is used for removing harmonic elements from the RF signals. The harmonic filter is formed with an inductor and a capacitor.
Patent KR-20020035640-A (KR)
Title: 거부 선택을 효율적으로 하는 고 수율 ｄｆｂ 레이저
IPC: H01S5/028
Filed: 2000-06-16
Abstract: 본 발명은 임계 전류에 대한 표준을 사용하여 거부 선택을 효율적으로 하는 고 수율 DFB 레이저에 관한 것이다. 고 출력 전력에 대한 요구로 인해, 종종 프론트 미러로부터 나오는 대부분의 광 전력에 대해 비대칭 전력 분포를 갖는 레이저를 사용하는 것이 필요로된다. 본 발명에 따른 레이저는 균열된 백 미러, AR-코팅된 프론트 미러 및 리어 미러로부터 계산된 레이저 길이의 43%에 위치된 90-도 위상 시프트(파장/4)를 갖는다. 이 형태의 레이저는 양호한 수율, 유용한 전력 비대칭 및 선택 파라미터로서 임계 전류를 사용하여 양호한 레이저를 선택할 가능성을 제공한다.
Patent KR-20020020797-A (KR)
IPC: C07D403/10
Filed: 2000-07-28
Abstract: 본 발명은 신규한 하기 일반식 (I)의 테트라졸리논 유도체, 제초제로서의 그의 용도, 제조방법 및 그를 제조하기 위한 중간체에 관한 것이다: 
     
       
     
     상기 식에서, 
     R 1 은 할로겐, C 1-4 알킬, C 1-4 할로알킬, C 1-4 알콕시, C 1-4 알킬티오, C 1-4 알킬설포닐, C 1-4 알킬설포닐옥시, C 2-5 알콕시카보닐, C 2-6 알콕시알킬, C 2-6 알킬티오알킬, 니트로 또는 시아노를 나타내고, 
     R 2 는 수소원자, C 1-6 알킬, 할로겐 또는 C 1-3 알킬에 의해 임의로 치환될 수 있는 C 3-6 사이클로알킬, C 1-4 할로알킬, 또는 할로겐, C 1-3 알킬, C 1-3 할로알킬 또는 니트로에 의해 임의로 치환될 수 있는 페닐을 나타내며, 
     m은 0, 1 또는 2를 나타내고, 
     n은 0 또는 1을 나타내며, 
     Q는 명세서에 언급된 그룹중 하나를 나타낸다.
Patent KR-20020031393-A (KR)
IPC: A61K9/52
Filed: 2000-07-27
Abstract: 캡슐 구획인 다수의 약물 물질 함유 소단위 및(또는) 약물 물질을 함유하는 중합체의 고형 기질을 포함한 고형 소단위를 포함하고, 상기 소단위들이 조립된 제형의 부분들 간의 용접에 의해 조립된 제형에 함께 연결되어있는, 다성분 제약학적 제형.
Patent KR-20020031187-A (KR)
IPC: H04N7/03
Filed: 2001-07-04
Abstract: 본 발명의 전자 프로그램 가이드는 미래에 볼 쇼(show)들에 대해 추천들을 행하는 것에 추가하여, 이미 보았던 에피소드들에 플래그한다.
Patent KR-20020085875-A (KR)
IPC: G06F9/44
Filed: 1999-12-23
Abstract: A method of executing an object-oriented computer program comprises loading into the execution environment the selected methods that are to be run without necessarily loading the entirety of the class. In a multiprocessor environment, a server (410) maintains a store of processor-independent virtual processor tools (482). Individual tools may be transmitted as requested across a communications network (450) to individual clients (430,440), without any need to transmit the whole of the original class file (480). Each client carries a small processor-dependent native translator (424,425) with which it translates the downloaded processor-independent tool into native code. The invention finds particular application in embedded systems, and particularly in wireless client networks such as mobile phone networks.
Patent KR-20020067519-A (KR)
IPC: B41J2/045
Filed: 2000-11-17
Abstract: 프린트헤드의 더미 챔버의 벽의 커패시턴스가, 유체 분출 챔버의 작동 벽에 인가된 전기적 작동 신호의 크기를 조절하도록 유체 방울의 온도를 표시하는데 사용되는 액체 방울 침착 장치가 개시된다.
Patent KR-20020070443-A (KR)
IPC: H01L23/532
Filed: 2000-11-14
Abstract: 물리적 증착용 타겟은 은이 0.001at% 내지 1.0at%로 함유된, 구리와 은의 합금을 포함한다. 일실시형태에서는, 물리적 증착용 타겟은 은이 50at% 내지 70at%로 함유된, 구리와 은의 합금을 포함한다. 물리적 증착용 타겟은 주석이 0.001at% 내지 1.0at%로 함유된, 구리와 주석의 합금을 포함한다. 다른 실시형태에서, 전도성 집적회로 금속합금 상호연결장치는 은이 0.001at% 내지 1.0at%로 함유된, 구리와 은의 합금을 포함한다. 전도성 집적회로 금속합금 상호연결장치는 은이 50at% 내지 70at%로 함유된, 구리와 은의 합금을 포함한다. 전도성 집적회로 금속합금 상호연결장치는 주석이 0.001at% 내지 1.0at%로 함유된, 구리와 주석의 합금을 포함한다. 
     다른 유용가능한 구리합금은, 구리와 하나이상의 원소의 합금을 포함하고, 여기서 상기 하나의 이상의 원소는 베릴륨(Be), 칼슘(Ca), 스트론듐(Sr), 바륨(Ba), 스칸듐(Sc), 이트륨(Y), 란탄(La), 세륨(Ce), 프로메듐(Pr), 네오디뮴(Nd), 프로메티움(Pm), 사마륨(Sm), 유러퓸(Eu), 가놀리늄(Gd), 디스프로슘(Dy), 홀뮴(Ho), 에르븀(Er), 툴륨(Tm), 이테르븀(Yb), 루테튬(Lu), 티탄(Ti), 지르코늄(Zr), 하프늄(Hf), 아연(Zn), 카드뮴(Cd), 붕소(B), 칼륨(Ga), 인듐(In), 탄소(C), 셀렌(Se), 텔루트(Te), 바나듐(V), 니오븀(Nb), 탄탈(Ta), 크롬(Cr), 몰리브덴(Mo), 텅스텐(W), 망간(Mn), 테크네튬(Tc), 레늄(Re), 철(Fe), 루테늄(Ru), 오스뮴(Os), 코발트(Co), 로듐(Rh), 리듐(Ni), 팔라듐(Pd), 플라티나(Pt), 금(Au), 탈륨(Ti) 및 납(Pb)으로 구성된 그룹에서 선택되며, 상기 합금 내에 전체농도가0.001at% 내지 1.0at%로 함유된다. 상기 하나이상의 합금을 포함하도록 전기도금용 애노드를 형성할 수도 있다.
Patent KR-20020062356-A (KR)
Title: Novel sertraline hydrochloride polymorphs, processes for preparing them, compositions containing them and methods of using them
IPC: C07C211/42
Filed: 2000-12-21
Abstract: The present invention is directed to novel polymorphic Forms XI, XII, XIII, XIV, XV and XVI of sertraline hydrochloride, to processes for preparing them, methods of using them to treat disease, methods of using them to make other sertraline hydrochloride forms, and to pharmaceutical dosages containing the novel forms.
Patent KR-20020084204-A (KR)
IPC: B61C15/10
Filed: 2001-03-16
Abstract: A sprinkling appliance ( 1 ) comprising a reservoir ( 2 ), a metering means ( 3 ) and a preferably compressed-air actuated conveying and dispensing ( 5 ), respectively, for dispensing the sprinkling material, wherein the metering means ( 3 ) for metering sprinkling material has at least one conveyer or closure surface ( 19 ), respectively, capable of being rotated about an axis of rotation ( 4 ').
Patent KR-20020089511-A (KR)
Title: 신호 처리 장치
IPC: G05B13/02
Filed: 2002-02-21
Abstract: 유저가 유저의 조작을 모르는 사이에 학습함으로써, 그 유저에 의해 최적의 처리를 행할 수 있도록 하는 신호 처리 장치.  학습부(2)는 유저의 조작에 따라 공급되는 조작 신호를 모니터하여 이것이 학습에 이용되는지의 여부를 판정한다.  조작 신호가 학습에 이용될 수 있는 것이면, 학습 조작 신호로 참조되는 학습부(2)는 입력 신호를 보정하는 규범이 되는 보정 규범을 학습한다.  보정부(1)는 학습에 의해 취득된 보정 표준에 기초하여 입력 신호를 보정하고, 이 보정된 신호가 출력 신호로서 출력된다.  신호 처리 장치는 노이즈의 저감을 위해 NR (Noise Reduction)에 적용될 수 있다.
Patent KR-20030040226-A (KR)
Title: Structures and compositions increasing the stability of peroxide actives
IPC: A61K6/00
Filed: 2001-06-14
Abstract: A tooth whitening system is provided. The tooth whitening system includes a carrier, first and second substrates, and first and second tooth whitening compositions.
Patent KR-20040064514-A (KR)
Inventor: JANG JEONG U
IPC: A23P1/08
Filed: 2003-01-13
Abstract: PURPOSE: Ginkgo nut added functional sausage made of beef and bean curd stuffed in pig intestine(sundae) and a preparation method thereof are provided, thereby expressing the healthful effect of ginkgo nuts in the functional sausage made of beef and bean curd stuffed in pig intestine(sundae) that activates blood circulation, so that various diseases such as bronchial asthma can be prevented. CONSTITUTION: The method for preparing the ginkgo nut added functional sausage made of beef and bean curd stuffed in pig intestine(sundae) comprises the steps of: removing external skin and internal skin from the ginkgo nuts; pulverizing the skin removed ginkgo nuts; filtering the pulverized ginkgo nuts to prepare liquid ginkgo nut juice; reversing pig intestine and washing it with salt; inserting the raw material mixture for sundae and 1 to 30% of liquid ginkgo nut juice into the inner portion of the pig intestine; and boiling the liquid ginkgo nut juice inserted pig intestine.
Patent KR-20040067562-A (KR)
Inventor: KWON SEONG HA
IPC: D04B1/24
Filed: 2003-01-24
Abstract: PURPOSE: Provided is a tubler jacquard knitwear which has front and rear singlet portions with a thin thickness, and is joint-free with a soft wearing tactility and a distinctive design. CONSTITUTION: The tubler jacquard knitwear comprises a front side(11a) being the front portion of the knitwear(10), and a rear side(11b) being the rear portion of the knitwear. The space between the front and the rear sides makes formation of a body insertion path(14). A neckline and an arm insertion line are formed at the top of the front and the rear sides such that they are communicate with the body insertion path. The knitwear is asymmetrically made in its left and right sides such that an extension(15) is formed at the one side thereof.
Patent KR-20040067587-A (KR)
Inventor: SHIN JAE PUNG
IPC: G06Q30/00
Filed: 2003-01-24
Abstract: PURPOSE: A system and a method for evaluating a web site are provided to offer the evaluation reliability for the web sites and enhance the efficiency for searching the web sites by offering an evaluating result objectively. CONSTITUTION: An enterprise information database(441) stores the enterprise information for the web site. A user evaluation database(442) stores the user evaluation information for the web site. An enterprise information examining part(421) examines the enterprise information for the web site. A user evaluation measurer(423) measures the user evaluation for the web site. A connection statistics processor(424) processes a visit number of the web site. A recommendation evaluating part(422) measures the user's recommendation for the web site. A credit evaluating part(425) evaluates the reliability for the web site based on the examined/measured information.
Patent KR-20040069395-A (KR)
Inventor: LEE JONG GEUN
IPC: A23K1/00
Filed: 2003-01-29
Abstract: PURPOSE: A method of making feed by the following process consisting of fermenting livestock wastewater, culturing strains in culture liquid such as malt juice or koji juice, culturing spawns using chicken manure or the like and then mixing the spawns, rice bran and organic matter such as corn, wheat, barley or the like is provided. It minimizes environmental problems and produces feed rich in essential amino acids and vitamins. CONSTITUTION: Feed is prepared by the process consisting of: fermenting 25 to 35% by weight of livestock wastewater, 25 to 35% by weight of rice bran, 8.5 to 11.5% by weight of molasses and 25 to 35% by weight of moisture at 35 to 38deg.C in a first culture vessel; separating strains from microorganisms produced in the first culture vessel and then culturing in culture liquid for 20 to 24hr at a pH of 5.1 to 5.5; culturing 5 to 10% by weight of strains, 60 to 80% by weight of molasses, 5 to 10% by weight of chicken manure and 5 to 10% by weight of rice bran; mixing the obtained spawns, rice bran, moisture and organic matter in a weight ratio(%) of 5 to 10:25 to 35:25 to 35; and fermenting the mixture at 48 to 60hr.
Patent KR-20030067532-A (KR)
Title: 공기 조화 장치
IPC: F24F5/00
Filed: 2003-02-06
Abstract: 간단한 구조로 실외 열교환기에 공기를 유통시키기 위한 팬의 내구성을 향상시킬 수 있는 공기 조화 장치를 제공한다. 
     압축기(11)와, 실외측 열교환기(14)와, 세로 방향 설치의 팬 모터(19) 및 이 팬 모터(19)의 수직축(19B)에 부착된 팬(30)으로 구성된 송풍기(13)를 구비한 공기 조화 장치(10)에 있어서, 상기 송풍기(13)의 팬(30)은, 상기 수직축(19B)이 삽입 통과되는 팬 보스(21)가 그 일부를 노출한 상태에서 중심부에 매설된 원형의 베이스부(30B)를 갖고, 이 베이스부(30B)에는 상기 팬 보스(21)의 근방 주위에 환형 돌기부(30D)가 형성되어 있는 구조이다.
Patent KR-20030019943-A (KR)
Inventor: OH JONG MYEONG
IPC: H01R33/76
Filed: 2003-02-20
Abstract: PURPOSE: A connector of which memory chip is replaceable is provided to easily replace only the memory chip of the connector with another one. CONSTITUTION: A connector(100) of which memory chip(210) is replaceable includes a memory holder(110), a memory support, a connecting member(130), a pillar(140), a holder position determination part, and a holder fixing part. The memory holder has a chip mount, on which the memory ship is mount, formed at the bottom of the holder. The memory support elastically supports the memory chip mounted on the chip mount of the memory holder. The connecting member electrically connects a printed circuit board with the memory chip. The pillar is formed at both sides of the connecting member, standing upright, to form a holder mount on which the memory holder is mount. The holder position determination part determines the position of the memory holder mounted on the holder mount of the connecting member. The holder fixing part fixes the memory holder mounted on the holder mount to the connecting member.
Patent KR-20040076336-A (KR)
Inventor: PARK YEONG CHEOL
IPC: G11C5/14
Filed: 2003-02-25
Abstract: PURPOSE: A charge pump circuit is provided to prevent current increase by enabling an accurate current transfer and fast turn on/off. CONSTITUTION: According to the charge pump circuit, the first output part receives a power supply voltage and charges the voltage and then outputs it. The first additional circuit(31) outputs a signal controlling an output of the first output part. The second output part receives a ground voltage and pumps the ground voltage and then outputs it. And the second additional circuit(32) outputs a signal controlling an output of the second output part.
Patent KR-20040076662-A (KR)
Inventor: CHO MI SEONG
IPC: H04W92/02
Filed: 2003-02-26
Abstract: PURPOSE: A video phone interworking method between a WCDMA(Wideband CDMA) network and a CDMA2000 2XEV_DO network is provided to process an H.245 signaling, and to configure a speech path between an H.323 terminal and an H.324M terminal, thereby enabling a video phone call between the two terminals. CONSTITUTION: An H.323 video terminal(110) registers in a GK(Gatekeeper)(126)(201). The GK(126) transmits a confirm message(202). If a video phone is attempted, an admission request with a gatekeeper-routed call signaling is transmitted(203). An H.225 call signaling setup message is transmitted to the GK(126)(205). The GK(126) transmits the H.225 call signaling setup message to an IMG(Interworking Media Gateway)(130)(206). The IMG(130) transmits a setup signalling message to an SG(Signaling Gateway)(128)(207). The SG(128) executes an IAM signal process(208). A CGS(106) attempts a call connection(209), and delivers an ANM message to the SG(128)(210). The SG(128) processes the setup message(211). A speech path is formed between the IMG(130) and the video terminal(110)(212). The IMG(130) negotiates a level for an error recovery(213), and processes a connect message(214). An H.245 signaling is processed(215), and an end-to-end speech path is configured between the video terminal(110) and an H.324M terminal(100)(216).
Patent KR-20040076664-A (KR)
Inventor: HUR BUM HUN
IPC: B05B1/00
Filed: 2003-02-26
Abstract: PURPOSE: A nozzle and a manufacturing method thereof are provided to integrally form a natural or artificial diamond tip into the nozzle and to enable the nozzle to be reinforced with a reinforcement member made of a very hard material capable of withstanding abrasion during molding. CONSTITUTION: The method of manufacturing the nozzle comprises: preparing a nozzle body(4) having a cylindrical hollow cavity(8), seating a nozzle tip(2) in the cavity(8), filling the cavity with alloy powder(9), and closing an entrance of the cavity(8) with a sealing portion(5); heating the nozzle body(4) while pressing the sealing portion(5) and sintering the alloy powder(9); forming a cutting space(8') on which a reinforcement member(3) is to be mounted by cutting the sintered portion of the alloy powder(9); fixedly inserting the reinforcement member(3) into the cutting space(8'); cutting upper and lower portions of the nozzle body(4) or forming a concave portion in a conical shape inwardly at the center of the nozzle body(4); and perforating the tip(2) exposed by forming the concave portion and forming a nozzle hole.
Patent KR-20040055550-A (KR)
Inventor: CHOI JUN
IPC: G06F7/52
Filed: 2003-03-05
Abstract: PURPOSE: A serial-parallel multiplier finding out the multiplication of two elements on a finite field is provided to quickly find out the multiplication of two elements on finite field by performing the modular subtraction for each operation result again after respectively multiplying the divided two multipliers to a multiplicand. CONSTITUTION: A multiplexer(11) alternatively outputs the first and the second multiplier data depending on a selection signal by receiving the multiplier data in parallel. A half multiplier(12) outputs the first operation value by multiplying the first multiplier to the multiplicand data and performing the modular operation, and outputs the second operation value by multiplying the second multiplier to the multiplicand data and performing the modular operation. A storage(13) stores the first operation value at the first cycle and outputs the stored value at the second cycle depending on a clock doubled to the selection signal. A modular subtracter(14) performs the modular subtraction for subtracting the received first operation value from the second operation value.
Patent KR-20030024766-A (KR)
Inventor: KWON GI HONG
IPC: C04B18/02
Filed: 2003-03-04
Abstract: PURPOSE: Provided is a manufacturing method of pavement blocks excellent in bend strength and water absorption by using wastewater sludge generated from water purification plants. CONSTITUTION: The manufacturing method of pavement blocks comprises the steps of: firing dehydrated sludge, generated from wastewater facilities, at 850deg.C for 1hr, and cooling by blowing air; mixing 3-12kg(2.5-10.0wt.%, based on the mount of cement) of obtained sludge ash, 410kg of stone powder, 200kg of sand, 19kg of water and 120kg of cement.
Patent KR-20040081255-A (KR)
Inventor: KIM CHANG SU
IPC: G06T17/00
Filed: 2003-03-14
Abstract: PURPOSE: A device for expressing a quasi-homogeneous mesh of 3D object motion is provided to convert motion data of a 3D object acquired through a triangular mesh into the quasi-homogeneous mesh and effectively express 3D motion as the quasi-homogeneous mesh. CONSTITUTION: An intra remeshing unit(10) converts a primary mesh among an input mesh sequence of object motion into a quasi-homogeneous mesh through an algorithm which performs the quasi-homogeneous meshing of a 3D still mesh. A frame memory(30) stores the quasi-homogeneous mesh converted by the intra remeshing unit. An inter remeshing unit(20) effectively expresses a heterogeneous mesh of a current frame as the quasi-homogeneous mesh through a motion estimation process, a shape transformation process and a selective remeshing process between quasi-homogeneous mesh information of an adjacent frame stored in the frame memory and the current frame.
Patent KR-20030076299-A (KR)
Inventor: KISHI TAKAHIKO
IPC: H04B1/40
Filed: 2003-03-14
Abstract: PURPOSE: A software radio device and a method for processing signals using the same are provided to have a minimum effect on software in the reconfiguration of a signal processing function part and to minimize the number of software combinations including application software and driver software. CONSTITUTION: A filter(13) in a signal processing part comprises low pass filters(41,42). The low pass filter(41) executes filtering to cut a high frequency signal from the real part signal of a 1/N decimator's complex signal output inputted to an input terminal(O.I) according to a characteristic realized by a filter coefficient established as a parameter from a control part and outputs the filtered signal to an output terminal(P.I). The low pass filter(42) executes filtering to cut a high frequency signal from the imaginary part signal of the 1/N decimator's complex signal output inputted to an input terminal(O.Q) according to the characteristic realized by the filter coefficient and outputs the filtered signal to an output terminal(P.Q).
Patent KR-20040083879-A (KR)
Inventor: JUNG MIN U
IPC: A61K8/60
Filed: 2003-03-25
Abstract: PURPOSE: Provided is a skin moisturizing cosmetic composition which contains raffinose as an active ingredient and thus has improved skin moisturizing effect. The composition has good feeling in its use and long-lasting moisturizing effect. CONSTITUTION: The skin moisturizing cosmetic composition is characterized by containing, as an active ingredient, 0.1-10.0 wt.% of raffinose. When applied to a mask pack, the composition displays skin moisturizing effect most.
Patent KR-20040085315-A (KR)
Inventor: BAEK CHUN GEUM
IPC: C23C16/44
Filed: 2003-03-31
Abstract: PURPOSE: A reactor for depositing a thin film is provided to minimize degradation of the thin film due to particles by enhancing the exhausting efficiency of a reaction gas to reduce a pumping period. CONSTITUTION: A lower bumping baffle(60) and an upper bumping baffle(70) are laminated on an outer circumference of a wafer block(20) and an inner circumference of a reactor block(10). A lower pumping region(60a) is formed between the lower bumping baffle and the inside of the reactor block. An upper pumping region(70a) is formed between the upper bumping baffle and the inside of the reactor block. A deposition space is connected to plural upper pumping holes of the upper bumping baffle and the upper pumping region. The upper pumping region is connected to plural lower pumping holes(63) of the lower pumping baffle. The lower pumping region is connected to an exhaust line(50).
Patent KR-20030044940-A (KR)
Inventor: LEE YOUNG HO
IPC: E02D29/02
Filed: 2003-04-03
Abstract: PURPOSE: An assembly method of a retaining wall assembly by assembling unit retaining wall panels is provided to shorten the period and cost of construction and to construct a retaining wall without great influence of the weather. CONSTITUTION: The assembly method of a retaining wall assembly(20) comprises the steps of: leveling up the ground for assembling a retaining wall; placing footing concrete on the ground; assembling unit back panels(80) on the footing concrete; increasing section resistance by interposing a steel wire in a vertical sheath connected with a groove(32), then extending upward, interposing a steel wire in a horizontal sheath of the unit back panel(80) and upper back plates, then assembling steel wires firmly using a socket; anchoring a steel wire by forming a joint(21) by installing unit horizontal, inclined and curved panels(50,60,70) into retreated grooves and placing a steel wire through a vertical sheath of the unit panels(50,60,70); increasing section resistance against earth pressure added on the rear of the retaining wall by interposing a steel wire to a horizontal sheath of the unit panels(50,60,70) and connecting the unit panels(50,60,70) by fastening steel wires in a groove(32) by a socket; prestressing on the unit back panel(80) by installing an upper sheath, forming a groove, installing an anchorage and placing a steel wire in the upper sheath and anchoring an anchorage, adding a tensile force on the steel wire, then anchoring; prestressing on the unit panels(50,60,70) by tensing the steel wires in the groove(32); and filling up a groove and a joint(21) formed on the panels(50,60,70) and the unit back panel(80) with non shrinkage concrete or epoxy.